Figure 1From: RETRACTED ARTICLE: Activation of Wnt/β-catenin signalling promotes mesenchymal stem cells to repair injured alveolar epithelium induced by lipopolysaccharide in miceDiagram of the experimental protocol. BALF, bronchoalveolar lavage fluid; i.t., intratracheally; LPS, lipopolysaccharide; mMSC, mouse mesenchymal stem cell; NS, normal saline; PBS, phosphate-buffered saline.Back to article page